CN100405965C - Diffusion type dust collection unit of dust cleaner - Google Patents

Diffusion type dust collection unit of dust cleaner Download PDF

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Publication number
CN100405965C
CN100405965C CNB2005100226831A CN200510022683A CN100405965C CN 100405965 C CN100405965 C CN 100405965C CN B2005100226831 A CNB2005100226831 A CN B2005100226831A CN 200510022683 A CN200510022683 A CN 200510022683A CN 100405965 C CN100405965 C CN 100405965C
Authority
CN
China
Prior art keywords
dust
whirlwind
air inlet
cyclone
whirlwind tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CNB2005100226831A
Other languages
Chinese (zh)
Other versions
CN1799485A (en
Inventor
倪祖根
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kingclean Electric Co Ltd
Original Assignee
Suzhou Kingclean Floorcare Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Kingclean Floorcare Co Ltd filed Critical Suzhou Kingclean Floorcare Co Ltd
Priority to CNB2005100226831A priority Critical patent/CN100405965C/en
Publication of CN1799485A publication Critical patent/CN1799485A/en
Application granted granted Critical
Publication of CN100405965C publication Critical patent/CN100405965C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B01D45/16Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1608Cyclonic chamber constructions
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/16Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1616Multiple arrangement thereof
    • A47L9/1625Multiple arrangement thereof for series flow
    • A47L9/1633Concentric cyclones
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/181Bulkheads or central bodies in the discharge opening
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00Apparatus in which the axial direction of the vortex is reversed
    • B04C5/24Multiple arrangement thereof
    • B04C5/26Multiple arrangement thereof for series flow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/004Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with internal filters, in the cyclone chamber or in the vortex finder
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00Gas separation
    • Y10S55/03Vacuum cleaner

Abstract

The present invention discloses a diffusion type dust collecting device for dust collectors, which comprises a dust cup, wherein the dust cup is provided with an air inlet and an air outlet; a filtering barrel is arranged in the dust cup; a cyclone barrel is arranged in the filtering barrel; the cyclone barrel is a conical barrel and has small upper end and large lower end; the cyclone barrel is provided with a cyclone air inlet; the filtering barrel separates the air inlet of the dust cup and the cyclone air inlet of the cyclone barrel in two cavities; the upper end of the cyclone barrel is provided with an air outlet pipe which is communicated with an air outlet. The present invention has the advantages of low airflow pressure loss, good dust suction effect, high dust filtration precision and low working noise. The present invention can effectively avoid secondary pollution and can thoroughly filter small dust.

Description

The diffusion type dust arrester of dust catcher
Technical field
The present invention relates to a kind of diffusion type dust arrester of dust catcher.
Background technology
Filter all is installed in the dust catcher in the market, purpose is that the dirty air that will suck filters, therefore dust granule is stayed in the dust collect plant,, this type of dust catcher is after using a period of time, the user should clear up filter or change, otherwise, after the filter opening of filter is stopped up by thin dust, can increase the resistance of vacuum motor, severe patient even can burn out motor has not only brought trouble to the user, and can influence the performance and the life-span of dust catcher.
In recent years, manufacturer substitutes filter according to the principle of cyclonic separation with cyclone dust collector, has obtained dust removing effects preferably, the group and be widely applied on the dust catcher.This cyclone dust collector is provided with a conical shell that the upper end is big, the lower end is little in the dirt cup, the upper end of conical shell vertically is provided with a discharge pipe, the lower ending opening of conical shell is so that dust falls into dirt cup bottom, blast pipe also tangentially enters in the conical shell upper portion side wall, make the air-flow that has dust in conical shell, produce whirlwind, dust granule drops to the dust-collecting box bottom at action of centrifugal force lower edge conical shell sidewall, and the air-flow after the dedusting is upwards discharged through discharge pipe.
But above-mentioned dust arrester also exists the bigger shortcoming of volume, and particularly when wind flow required to use on the bigger large-scale dust catcher, the cyclone dust collector volume was just bigger, has not only increased cost, and the user uses also cumbersome.
And big, the little back taper shape in lower end on the rotary barrel of above-mentioned dust arrester is are quickened rotation by air-flow and are come dust-separating, so the pressure loss of air-flow is bigger, thereby have influenced the pick-up performance of dust catcher.
In addition, the air-flow of acceleration will sink to the fine dust of dirt cup bottom easily and kick up once more, and discharge from discharge pipe with air-flow, make air produce secondary pollution.So it is this device is suitable for the separate coarse particulate dust, then relatively poor relatively to the separating effect of fine particle dust.
Summary of the invention
The objective of the invention is: a kind of diffusion type dust arrester of dust catcher is provided, and the stream pressure loss of this device is little, pick-up performance good, filter dirt precision height, operating noise is low, can avoid secondary pollution, elimination fine dust up hill and dale effectively.
Technical scheme of the present invention is: a kind of diffusion type dust arrester of dust catcher, and it comprises: one is used to accommodate the dirt cup of first, second cyclone, and it is provided with air inlet and air outlet;
First cyclone, it comprises the cartridge filter of a hollow, air inlet is positioned on the upper portion side wall of dirt cup cup so that form whirlwind for the first time downwards;
Second cyclone, it comprises that one is set in the whirlwind tube in the cartridge filter, the whirlwind tube is the conical shell that the upper end is little, the lower end is big, and cartridge filter is separated the air inlet of dirt cup and the whirlwind air inlet of whirlwind tube in two cavitys, forms whirlwind for the second time downwards to slow down;
The bottom surface that is connected and is higher than cartridge filter is sealed with the cartridge filter lower inner wall in the outer, bottom of described whirlwind tube.
Described whirlwind tube comprises the circular cylinder body on top and the conical shell of bottom, and discharge pipe is connected upper end in the circular cylinder body, and the whirlwind air inlet is positioned at the sidewall of circular cylinder body, and the lower end of conical shell is provided with the dust fall mouth.
The bottom of described whirlwind tube is provided with the umbrella shape reflecting disc, and the center of umbrella shape reflecting disc is provided with return port, is provided with the dust fall annular space between the sidewall of the periphery of umbrella shape reflecting disc and whirlwind tube.
Described whirlwind tube is connected with dust hopper in the bottom of dust fall annular space, and the lower port of dust hopper is connected on the bottom of dirt cup.
The axial length of described whirlwind tube is less than the axial length of cartridge filter.
Advantage of the present invention is:
1. because whirlwind tube of the present invention is the conical shell that the upper end is little, the lower end is big, whirlwind air inlet and discharge pipe all are positioned at whirlwind tube top, air-flow is the speed reducing centrifugal state when rotating in the whirlwind tube, make the stream pressure loss little, therefore can improve the dust collection efficiency of dust catcher.
2. the air-flow rotary speed of whirlwind tube of the present invention bottom is slower than top, can avoid the dust in the dust hopper to produce dust raising phenomenon, thereby make the air of discharging by discharge pipe can not produce the situation of secondary pollution.
3. dirt cup volumes of the prior art is bigger, and is relatively poor relatively to the separating effect of fine particle dust, and the dust of the present invention's energy separate fine particulate, dust removing effects is better.
4. the present invention not only can remove tiny dust granule, but also can reduce noise, and the sound that sends during its work is more much lower than prior art.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a schematic appearance of the present invention;
Fig. 3 is an assembling schematic diagram of the present invention.
Wherein: 1 air inlet; 2 air outlets; 3 dirt cups; 4 cartridge filters; 5 whirlwind tubes; 6 whirlwind air inlets; 7 discharge pipes; 8 dust fall mouths; 9 circular cylinder bodies; 10 conical shells; 11 umbrella shape reflecting discs; 12 return ports; 13 dust fall annular spaces; 14 dust hoppers; 15 bottoms; 16 cups; 17 bowl covers.
The specific embodiment
Embodiment: as Fig. 1, Fig. 2, shown in Figure 3, a kind of diffusion type dust arrester of dust catcher, comprise dirt cup 3, dirt cup 3 is made up of cup 16 and bowl cover 17, the upper portion side wall of cup 16 is provided with air inlet 1, the top of bowl cover 17 is provided with air outlet 2, be provided with cartridge filter 4 in the dirt cup 3, the upper port of cartridge filter 4 is connected the lower edge of bowl cover 17, be provided with whirlwind tube 5 in the cartridge filter 4, the axial length of whirlwind tube 5 is less than the axial length of cartridge filter 4, whirlwind tube 5 comprises the circular cylinder body 9 on top and the conical shell 10 of bottom, the upper end of conical shell 10 is little, the lower end is big, upwards insert in the bowl cover 17 on the top of circular cylinder body 9, be provided with discharge pipe 7 in the circular cylinder body 9, discharge pipe 7 is communicated with air outlet 2 on the bowl cover 17, the sidewall whirlwind air inlet 6 of circular cylinder body 9, the lower end of conical shell 10 is provided with dust fall mouth 8, the lower edge outer wall of conical shell 10 is connected with the sealing of the lower inner wall of cartridge filter 4, the bottom of conical shell 10 is provided with umbrella shape reflecting disc 11, the center of umbrella shape reflecting disc 11 is provided with return port 12, be provided with dust fall annular space 13 between the sidewall of the periphery of umbrella shape reflecting disc 11 and conical shell 10, the bottom of dust fall annular space 13 is connected with dust hopper 14, and the lower port of dust hopper 14 is connected on the bottom 15 of dirt cup 3.
During work, dust-contained airflow is entered in the dirt cup 3 by air inlet 1, after the filtration of filter cylinder 4 elimination cinder dirt, enter the whirlwind tube 5 from whirlwind air inlet 6, after entering circular cylinder body 9, air-flow from top to bottom slows down to rotate and arrives umbrella shape reflecting disc 11, at this moment, the most of formation of air-flow that purifies by centrifugal force is gone up rotational gas flow and is discharged from discharge pipe 7, the small part air-flow is then with the inwall in the shape of a spiral shape downward landing of the grit that is separated because of centrifugal action along conical shell 10, dust fall annular space 13 through umbrella shape reflecting disc 7 peripheries enters dust hopper 14, then do not have dust at the top of umbrella shape reflecting disc 11 and gather, because the effect of umbrella shape reflecting disc 7, prevented that Returning flow from rolling dust again, the generation of having avoided dust raising phenomenon and air secondary to pollute has also improved efficiency of dust collection simultaneously.

Claims (5)

1. the diffusion type dust arrester of a dust catcher, it comprises: one is used to accommodate the dirt cup of first, second cyclone, and it is provided with air inlet (1) and air outlet (2);
First cyclone, it comprises the cartridge filter (4) of a hollow, air inlet (1) is positioned on the upper portion side wall of dirt cup cup so that form whirlwind for the first time downwards;
Second cyclone, it comprises that one is set in the whirlwind tube (5) in the cartridge filter (4), whirlwind tube (5) is the conical shell that the upper end is little, the lower end is big, cartridge filter (4) is separated the air inlet (1) of dirt cup (3) in two cavitys with the whirlwind air inlet (6) of whirlwind tube (5), forms whirlwind for the second time downwards to slow down;
It is characterized in that: the bottom surface that is connected and is higher than cartridge filter (4) is sealed with cartridge filter (4) lower inner wall in the outer, bottom of whirlwind tube (5).
2. the diffusion type dust arrester of dust catcher according to claim 1, it is characterized in that: described whirlwind tube (5) comprises the circular cylinder body (9) on top and the conical shell (10) of bottom, discharge pipe (7) is connected upper end in the circular cylinder body (9), whirlwind air inlet (6) is positioned at the sidewall of circular cylinder body (9), and the lower end of conical shell (10) is provided with dust fall mouth (8).
3. the diffusion type dust arrester of dust catcher according to claim 1, it is characterized in that: the bottom of described whirlwind tube (5) is provided with umbrella shape reflecting disc (11), the center of umbrella shape reflecting disc (11) is provided with return port (12), is provided with dust fall annular space (13) between the sidewall of the periphery of umbrella shape reflecting disc (11) and whirlwind tube (5).
4. the diffusion type dust arrester of dust catcher according to claim 3, it is characterized in that: described whirlwind tube (5) is connected with dust hopper (14) in the bottom of dust fall annular space (13), and the lower port of dust hopper (14) is connected on the bottom (15) of dirt cup (3).
5. according to the diffusion type dust arrester of the dust catcher of claim 1, it is characterized in that: the axial length of described whirlwind tube (5) is less than the axial length of cartridge filter (4).
CNB2005100226831A 2005-12-23 2005-12-23 Diffusion type dust collection unit of dust cleaner Active CN100405965C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100226831A CN100405965C (en) 2005-12-23 2005-12-23 Diffusion type dust collection unit of dust cleaner

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
CNB2005100226831A CN100405965C (en) 2005-12-23 2005-12-23 Diffusion type dust collection unit of dust cleaner
JP2006048003A JP2007167613A (en) 2005-12-23 2006-02-24 Diffusion type dust collection device of cleaner
TR2006/00885A TR200600885A2 (en) 2005-12-23 2006-02-27 Penetrating dust removal device for a vacuum cleaner.
CA002538717A CA2538717C (en) 2005-12-23 2006-03-07 Pervasive dedusting device for a vacuum cleaner
DE102006012795A DE102006012795B3 (en) 2005-12-23 2006-03-15 Dedusting device for a vacuum cleaner
GB0606035A GB2433452B (en) 2005-12-23 2006-03-27 Cyclonic dust separating device for a vacuum cleaner
FR0651044A FR2895225B1 (en) 2005-12-23 2006-03-27 DUST COLLECTION DEVICE FOR A VACUUM CLEANER
US11/397,861 US7563296B2 (en) 2005-12-23 2006-04-05 Pervasive dedusting device for a vacuum cleaner
AU2006201969A AU2006201969B2 (en) 2005-12-23 2006-05-11 Pervasive dedusting device for vacuum cleaner
ES200601326A ES2303442B1 (en) 2005-12-23 2006-05-22 PENETRATING DEVOLVING DEVICE FOR A VACUUM CLEANER.
NL1031881A NL1031881C2 (en) 2005-12-23 2006-05-24 Penetrate dust removal device for a vacuum cleaner.

Publications (2)

Publication Number Publication Date
CN1799485A CN1799485A (en) 2006-07-12
CN100405965C true CN100405965C (en) 2008-07-30

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Application Number Title Priority Date Filing Date
CNB2005100226831A Active CN100405965C (en) 2005-12-23 2005-12-23 Diffusion type dust collection unit of dust cleaner

Country Status (11)

Country Link
US (1) US7563296B2 (en)
JP (1) JP2007167613A (en)
CN (1) CN100405965C (en)
AU (1) AU2006201969B2 (en)
CA (1) CA2538717C (en)
DE (1) DE102006012795B3 (en)
ES (1) ES2303442B1 (en)
FR (1) FR2895225B1 (en)
GB (1) GB2433452B (en)
NL (1) NL1031881C2 (en)
TR (1) TR200600885A2 (en)

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Also Published As

Publication number Publication date
ES2303442A1 (en) 2008-08-01
CA2538717A1 (en) 2007-06-23
GB2433452B (en) 2009-04-29
DE102006012795B3 (en) 2007-09-13
GB2433452A (en) 2007-06-27
FR2895225B1 (en) 2012-06-01
FR2895225A1 (en) 2007-06-29
JP2007167613A (en) 2007-07-05
CN1799485A (en) 2006-07-12
NL1031881A1 (en) 2007-06-26
US7563296B2 (en) 2009-07-21
US20070144115A1 (en) 2007-06-28
GB0606035D0 (en) 2006-05-03
CA2538717C (en) 2009-07-28
ES2303442B1 (en) 2009-09-18
NL1031881C2 (en) 2007-08-21
AU2006201969B2 (en) 2010-10-07
AU2006201969A1 (en) 2007-07-12
TR200600885A2 (en) 2006-08-21

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